<!DOCTYPE html>
<html>
<body>
<h1>JavaScript 数组排序</h1>
<p>单击按钮可按字母顺序或数字顺序对数组进行排序。</p>
<button onclick="myFunction1()">按字母排序</button>
<button onclick="myFunction2()">按数字排序</button>
<p id="demo"></p>
<script>
var points = [40, 100, 1, 5, 25, 10];
document.getElementById("demo").innerHTML = points;
function myFunction1() { points.sort();
document.getElementById("demo").innerHTML = points;}
function myFunction2() { points.sort(function(a, b){return a - b}); document.getElementById("demo").innerHTML = points;}
</script>
</body>
</html>